* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

ul li {
    list-style: none;
    float: left;
}

a {
    text-decoration: none;
}
img{
    border:0;
    margin:0;
    padding:0;
}

input {
    background: none;
    outline: none;
    border: 0px;
}
button{
    margin: 0;
    padding: 0;
    border: 1px solid transparent;  
    outline: none; 
}

input[type="text"]:focus,
input[type="password"]:focus {
    border: 1px solid #eb7350;
    background: #fff;
    outline: none;
}
body{
    max-width:  1920px;
    margin:0 auto;
}
#header,#banner,#content,#footer{
    width: 100%;
}
.ease {
    transition: all ease .5s;
}
.sample2{
    cursor: pointer;
}
@media only screen and (min-width:921px) {

    .mb-block {
        display: none;
    }

    #header {
        position: fixed;
        top: 0;
        width: 100%;
        left: 50%;
        max-width: 1920px;
        background: #fff;
        z-index: 999;
        transform: translateX(-50%);
    }
    .fixed{
        /* position: sticky !important;
        top:0;
        z-index: 999; */
    }
    .mb-log-info,.mb-log-center {
        display: none;
    }

    .header-content {
        width: 1300px;
        margin: 0 auto;
        height: 100px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .header-content .header-logo {}

    .header-content .header-logo img {
        width: 125px;
        height: 48px;
        cursor: pointer;
    }

    .header-content .header-menu {
        display: flex;
        justify-content: space-evenly;
        width: 80%;
    }

    .header-content .header-menu li {}

    .header-content .header-menu li a {
        color: #666666;
        font-size: 18px;
    }

    .header-content .header-menu li.cur a {
        color: #3C50E0;
    }

    .header-content .header-menu li a:hover {
        color: #3C50E0;
    }
    .log-center>span{
        cursor: pointer;
    }

    /* 公共头部 */
    #banner{
        margin-top:100px;
    }
    /* 底部 */

    #footer {
        width: 100%;
        height: auto;
        background: url(../img/footer-bg.png) no-repeat;
        background-size: cover;
    }

    .footer-box {
        width: 1300px;
        margin: 0 auto;
        padding-top: 30px;
        overflow: hidden;
        display: flex;
        justify-content: space-between;
    }

    .footer-box .footer-menu {
        display: flex;
        flex-direction: column;
        /* align-items: center; */
    }

    .footer-box .footer-menu li {
        padding: 15px 0;
    }

    .footer-box .footer-menu li.footer-menu-master {
        font-size: 24px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: #FCFBFA;
        margin-bottom: 35px;
    }

    .footer-box .footer-menu li a {
        color: #999999
    }

    .footer-box .footer-menu li a span {
        color: #fff;
    }
    .footer-box .footer-menu img{
        width: 134px;
        height: 134px;
        margin:0 10px;
    }

    .footer-copyright {
        width: 1062px;
        margin: 0 auto;
        height: auto;
        font-size: 14px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: #999999;
        line-height: 25px;
        padding-top: 30px;
        text-align: center;
    }

}

@media screen and (max-width:920px) {
    *{
        font-size: 9px;
    }
    .mb-hide {
        display: none !important;
    }

    .mb-block {
        display: block;
    }

    #header {
        /* width: 100%;
        height: 43px;
        background:rgba(255, 255, 255, .84);
        /* opacity: 0.84; */
        /* position: absolute;
        top: 0;
        z-index: 1000;  */
        position: fixed;
        top: 0;
        width: 100%;
        left: 0;
        height: 43px;
        background:rgba(255, 255, 255, .84);
        z-index: 999;
        
    }

    .header-logo {
        position: absolute;
        top: 50%;
        left: 15px;
        transform: translateY(-50%);
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .header-logo>img {
        width: 53px;
        height: 21px;
        cursor: pointer;
    }

    .mb-log-info {
        display: block;
    }

    .header-menu,
    .log-center,
    .user-info {
        display: none;
    }

    .mb-header-menu {
        display: none;
        position: absolute;
        top: 43px;
        right: 0;
        background:#2d3b58;
        flex-direction: column;
        height: 0;
        border-bottom-left-radius: 5px;
        border-bottom-right-radius: 5px;
        z-index: 999;
        height: calc(100% - 43px);
        width: 100%;
        overflow: hidden;
        height: 1000px;
    }

 
    .mb-user-info,.mb-log-center {
        display: none;
    }

    .mb-btn {
        position: absolute;
        top: 50%;
        right: 20px;
        transform: translateY(-50%);
        cursor: pointer;
    }
    .mb-btn img{
        width: 16px;
    }

    .mb-header-menu li {
        height: 30px;
        padding: 30px 20px;
        width: 100%;
    }

    .mb-header-menu li a {
        color: #333;
        width: 100%;
        /* border-bottom: 1px solid; */
        font-size: 0;
        color: #fff;
    }
    .mb-log-center{
        position: absolute;
        top:350px;
        /* left: 50px; */
        color:#fff;
        z-index: 9999;
        /* display: flex; */
    }
    .mb-log-center>span{
        font-size: 18px;
        display: inline-block;
        padding:10px 20px;
    }
    .fixed{
        /* position: fixed !important;
        top:0;
        z-index: 999;
        transition: all ease .5s; */
        background: #fff !important;
    }
    /* 公共头部 */
    /* footer start*/
    #footer {
        background: url(../img/footer-bg.png) no-repeat center;
        background-size: cover;
        overflow: hidden;
        width: 100%;
        padding-bottom: 24px;
    }

    .footer-box {
        padding: 20px 10px 10px;
        display: flex;
        justify-content: space-between;

    }

    .footer-menu {
        display: flex;
        flex-direction: column;
    }

    .footer-menu li {
        /* display: none; */
        color: #fff;
        margin: 5px 0;
    }
    .footer-menu li a{
        color: #fff;
    }
    .footer-menu li.footer-menu-master {
        display: block;
        font-weight: bold;
        font-size: 12px;
    }

    .footer-mb-contact {
        width: 100%;
        text-align: center;
        overflow: hidden;
        color: #fff;
    }

    .footer-mb-contact ul {
        display: flex;
        flex-direction: column;
    }

    .footer-mb-contact ul li {
        margin: 7px 0;
        font-size: 9px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: #999999;
    }

    .footer-mb-contact ul li.footer-menu-master {
        font-size: 12px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: #FCFBFA;
    }

    .footer-mb-contact ul li a {
        font-size: 9px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: #999999;
    }

    .footer-mb-contact ul li span {
        color: #FCFBFA;
    }

    .footer-mb-contact ul li img {
        width: 50px;
        height: 50px;
        margin: 0 13px;
    }

    .footer-copyright {
        position: relative;
        padding: 10px 12px 10px;
        font-size: 7px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: #999999;
        overflow: hidden;
        text-align: center;
    }
    .mb-menu-bg{
        display: none;
        position: absolute;
        top:0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,.5);
        z-index: 10;
    }
}